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How do I temporarily disable triggers in PostgreSQL?
I'm bulk loading data and can re-calculate all trigger modifications much more cheaply after the fact than on a row-by-row basis.
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Delete a project from SonarQube
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You have 2 ways to delete a project:
If you are an admin of the project, you can delete it from its configuration actions
=> See "Deleting a project" in the "Project Administration" documentation page
If you are a SonarQube administrator, then you can also delete a project f...
How to list running screen sessions?
I have a bunch of servers, on which I run experiments using screen . The procedure is the following :
9 Answers
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What to use as an initial version? [closed]
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My versioning is driven by the setup. I want it to replace older versions, so I keep increasing it in jumps that make sense to me.
Sometimes, however, versioning is driven by the customer, especially if you're releasing code to the p...
REST URI convention - Singular or plural name of resource while creating it
I'm new to REST and I've observed that in some RESTful services they use different resource URI for update/get/delete and Create. Such as
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Awaiting multiple Tasks with different results
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After you use WhenAll, you can pull the results out individually with await:
var catTask = FeedCat();
var houseTask = SellHouse();
var carTask = BuyCar();
await Task.WhenAll(catTask, houseTask, carTask);
var cat = await catTask;
var house = await houseTask;
var car = await ...
How can I check if multiplying two numbers in Java will cause an overflow?
I want to handle the special case where multiplying two numbers together causes an overflow. The code looks something like this:
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How to compare two floating point numbers in Bash?
I am trying hard to compare two floating point numbers within a bash script. I have to variables, e.g.
17 Answers
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To find whether a column exists in data frame or not
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Assuming that the name of your data frame is dat and that your column name to check is "d", you can use the %in% operator:
if("d" %in% colnames(dat))
{
cat("Yep, it's in there!\n");
}
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STAThread and multithreading
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Apartment threading is a COM concept; if you're not using COM, and none of the APIs you call use COM "under the covers", then you don't need to worry about apartments.
If you do need to be aware of apartments, then the details can get a lit...